[ 1985.701146][T22431] br0: port 1(dummy0) entered blocking state
[ 1985.701338][T22431] br0: port 1(dummy0) entered disabled state
[ 1985.701502][T22431] dummy0: entered allmulticast mode
[ 1985.703006][T22431] dummy0: entered promiscuous mode
[ 1985.726370][T22432] br0: port 1(dummy0) entered blocking state
[ 1985.726775][T22432] br0: port 1(dummy0) entered forwarding state
[ 1987.734738][   T68] dummy0: left allmulticast mode
[ 1987.735650][   T68] dummy0: left promiscuous mode
[ 1987.735886][   T68] br0: port 1(dummy0) entered disabled state